166 lines
4.4 KiB
C
166 lines
4.4 KiB
C
/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef NAT_PPC_LINUX_H
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#define NAT_PPC_LINUX_H
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#include <asm/ptrace.h>
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#include <asm/cputable.h>
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/* This sometimes isn't defined. */
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#ifndef PT_ORIG_R3
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#define PT_ORIG_R3 34
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#endif
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#ifndef PT_TRAP
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#define PT_TRAP 40
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#endif
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/* The PPC_FEATURE_* defines should be provided by <asm/cputable.h>.
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If they aren't, we can provide them ourselves (their values are fixed
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because they are part of the kernel ABI). They are used in the AT_HWCAP
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entry of the AUXV. */
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#ifndef PPC_FEATURE_BOOKE
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#define PPC_FEATURE_BOOKE 0x00008000
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#endif
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#ifndef PPC_FEATURE_HAS_DFP
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#define PPC_FEATURE_HAS_DFP 0x00000400 /* Decimal Floating Point. */
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#endif
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#ifndef PPC_FEATURE_HAS_VSX
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#define PPC_FEATURE_HAS_VSX 0x00000080
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#endif
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#ifndef PPC_FEATURE_HAS_ALTIVEC
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#define PPC_FEATURE_HAS_ALTIVEC 0x10000000
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#endif
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#ifndef PPC_FEATURE_HAS_SPE
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#define PPC_FEATURE_HAS_SPE 0x00800000
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#endif
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#ifndef PPC_FEATURE2_DSCR
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#define PPC_FEATURE2_DSCR 0x20000000
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#endif
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#ifndef PPC_FEATURE2_ARCH_2_07
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#define PPC_FEATURE2_ARCH_2_07 0x80000000
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#endif
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#ifndef PPC_FEATURE2_TAR
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#define PPC_FEATURE2_TAR 0x04000000
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#endif
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#ifndef PPC_FEATURE2_EBB
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#define PPC_FEATURE2_EBB 0x10000000
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#endif
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#ifndef PPC_FEATURE2_HTM
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#define PPC_FEATURE2_HTM 0x40000000
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#endif
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/* Glibc's headers don't define PTRACE_GETVRREGS so we cannot use a
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configure time check. Some older glibc's (for instance 2.2.1)
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don't have a specific powerpc version of ptrace.h, and fall back on
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a generic one. In such cases, sys/ptrace.h defines
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PTRACE_GETFPXREGS and PTRACE_SETFPXREGS to the same numbers that
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ppc kernel's asm/ptrace.h defines PTRACE_GETVRREGS and
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PTRACE_SETVRREGS to be. This also makes a configury check pretty
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much useless. */
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/* These definitions should really come from the glibc header files,
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but Glibc doesn't know about the vrregs yet. */
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#ifndef PTRACE_GETVRREGS
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#define PTRACE_GETVRREGS 18
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#define PTRACE_SETVRREGS 19
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#endif
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/* PTRACE requests for POWER7 VSX registers. */
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#ifndef PTRACE_GETVSXREGS
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#define PTRACE_GETVSXREGS 27
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#define PTRACE_SETVSXREGS 28
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#endif
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/* Similarly for the ptrace requests for getting / setting the SPE
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registers (ev0 -- ev31, acc, and spefscr). See the description of
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gdb_evrregset_t for details. */
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#ifndef PTRACE_GETEVRREGS
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#define PTRACE_GETEVRREGS 20
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#define PTRACE_SETEVRREGS 21
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#endif
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/* Target Address Register. */
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#ifndef NT_PPC_TAR
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#define NT_PPC_TAR 0x103
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#endif
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/* Program Priority Register. */
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#ifndef NT_PPC_PPR
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#define NT_PPC_PPR 0x104
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#endif
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/* Data Stream Control Register. */
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#ifndef NT_PPC_DSCR
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#define NT_PPC_DSCR 0x105
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#endif
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/* Event Based Branch Registers. */
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#ifndef NT_PPC_EBB
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#define NT_PPC_EBB 0x106
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#endif
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/* Performance Monitor Registers. */
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#ifndef NT_PPC_PMU
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#define NT_PPC_PMU 0x107
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#endif
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/* TM checkpointed GPR Registers. */
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#ifndef NT_PPC_TM_CGPR
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#define NT_PPC_TM_CGPR 0x108
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#endif
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/* TM checkpointed FPR Registers. */
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#ifndef NT_PPC_TM_CFPR
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#define NT_PPC_TM_CFPR 0x109
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#endif
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/* TM checkpointed VMX Registers. */
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#ifndef NT_PPC_TM_CVMX
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#define NT_PPC_TM_CVMX 0x10a
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#endif
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/* TM checkpointed VSX Registers. */
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#ifndef NT_PPC_TM_CVSX
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#define NT_PPC_TM_CVSX 0x10b
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#endif
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/* TM Special Purpose Registers. */
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#ifndef NT_PPC_TM_SPR
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#define NT_PPC_TM_SPR 0x10c
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#endif
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/* TM checkpointed Target Address Register. */
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#ifndef NT_PPC_TM_CTAR
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#define NT_PPC_TM_CTAR 0x10d
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#endif
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/* TM checkpointed Program Priority Register. */
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#ifndef NT_PPC_TM_CPPR
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#define NT_PPC_TM_CPPR 0x10e
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#endif
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/* TM checkpointed Data Stream Control Register. */
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#ifndef NT_PPC_TM_CDSCR
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#define NT_PPC_TM_CDSCR 0x10f
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#endif
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/* Return the wordsize of the target, either 4 or 8 bytes. */
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int ppc_linux_target_wordsize (int tid);
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#endif /* NAT_PPC_LINUX_H */
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